If you are experiencing persistent heartburn, chest pain, or acid reflux, you might be dealing with a   hiatus hernia . In New Delhi, many patients seek expert care for this condition, and Dr. Siddharth Jain  is recognized for his advanced, patient-focused treatment options. What is a Hiatus Hernia? A hiatus hernia  occurs when the upper part of the stomach pushes through the diaphragm into the chest cavity. This anatomical shift can lead to discomfort, acid reflux, and in se